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Your One-Stop Shop For Gemological Tests
We at GIS provide Gemstone Identification, Diamond Grading, and Jewellery Quality Analysis Reports to professionals and the general public. A team of accomplished gemologists conducts every test at the Gemological Institute (GIS) Laboratory.
- Verify Diamond Grading
- Verify Jewellery Analysis
- Verify Gemstones Identification
- Verify Rudraksha Identification
- Certifications of Gemstones
Excellence, Accuracy, And Expertise Are The Core Of Gis
GIS is the largest organization of its kind in India, with laboratories spread across the country. Quality assurance and grading service for Natural diamonds, natural Gemstones, precious Jewellery, and testing the authenticity of Rudraksha.
Using business measures, the Jewel Grading and Colour Stone Identification program will be structured by master experts. GIS (Gemological Institute & Systems) has the unique ability to evolve along with market trends.
99% Customer Satisfaction based on 1000+ reviews from our happy customers!
Verification and Analysis Report
GIS is a world leader in gemological research whose discoveries help us understand diamonds and gemstones in greater detail.
Aim To Protect
GIS sets global quality standards by conducting research, educating, and providing unbiased diamond grading and analysis.
Careers as GIS
GIS CORPORATE
In order to help the organization connect with the public, GIS's corporate teams work seamlessly with the organization's research, education, and laboratory teams.
GIS EDUCATION
It is our mission to inspire and educate the next generation of gemologists as the world's leading gemology schoo
GIS RESEARCH
The gem grading reports provided by GIS give consumers confidence that what they are buying is of high quality.
GIS RESEARCH
Our laboratory services rely on research in order to be the best Providing better service to jewelry buyers.
Dedicated to Results
As the largest organization of its kind in the country, GIS has laboratories spread throughout the country. Providing quality assurance services for diamonds, gemstones, and precious jewelry, and testing Rudraksha’s authenticity.